[gdal-dev] Compoundcurve to DXF

[Jürgen E. Fischer]

On Wed, 07. May 2025 at 12:10:00 -0500, Barry DeZonia via gdal-dev wrote:
> I am not volunteering at the moment but maybe I could someday.
> 
> - Long ago I used to write 2d and 3d geometry translators for DXF files.
> - I am good at math.
> - I have contributed to gdal (some changes to the Java bindings).
> - I used to be a C++ developer.
> 
> In order to do this I would need to learn a lot about which parts of
> gdal need to be touched and I'd need modern specs for the DXF format.
> I also would need someone to chime in on how big a job this is. If
> qGis had a reference implementation of code that would simplify things
> a lot. Finally I'd need the free time to work on this which I just
> don't have at the moment. Maybe in the winter.

On the QGIS side: https://github.com/qgis/QGIS/blob/master/src/core/dxf/qgsdxfexport.cpp (links
to the (but not the latest) at the top) and the output of polylines in 
QgsDxfExport::writePolyline esp. the variant with QgsCurve.


Jürgen

-- 
Jürgen E. Fischer           norBIT GmbH             Tel. +49-4931-918175-31
Dipl.-Inf. (FH)             Rheinstraße 13          Fax. +49-4931-918175-50
Software Engineer           D-26506 Norden            https://www.norbit.de
QGIS release manager (PSC)  Germany                 IRC: jef on Libera|OFTC
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